diff options
Diffstat (limited to 'drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c')
| -rw-r--r-- | drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c | 18 |
1 files changed, 3 insertions, 15 deletions
diff --git a/drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c b/drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c index 15607223937..e6c9cd2e3b9 100644 --- a/drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c +++ b/drivers/media/dvb/ttusb-budget/dvb-ttusb-budget.c @@ -12,6 +12,7 @@ #include <linux/init.h> #include <linux/slab.h> #include <linux/wait.h> +#include <linux/fs.h> #include <linux/module.h> #include <linux/usb.h> #include <linux/delay.h> @@ -990,22 +991,9 @@ static int stc_open(struct inode *inode, struct file *file) } static ssize_t stc_read(struct file *file, char *buf, size_t count, - loff_t * offset) + loff_t *offset) { - int tc = count; - - if ((tc + *offset) > 8192) - tc = 8192 - *offset; - - if (tc < 0) - return 0; - - if (copy_to_user(buf, stc_firmware + *offset, tc)) - return -EFAULT; - - *offset += tc; - - return tc; + return simple_read_from_buffer(buf, count, offset, stc_firmware, 8192); } static int stc_release(struct inode *inode, struct file *file) |